72489808

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{122449}}^1$

素因数の和:122494

約数の個数: 20

約数和(自身を含む): 144246100

約数和(自身を除く): 71756292

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 122449, 244898, 489796, 979592, 1959184, 4530613, 9061226, 18122452, 36244904, 72489808]

約数ペア:

[(1, 72489808), (2, 36244904), (4, 18122452), (8, 9061226), (16, 4530613), (37, 1959184), (74, 979592), (148, 489796), (296, 244898), (592, 122449)]